Falcon 5250 Emulator May GP Fault While Opening Second Session

• Microsoft SNA Server, versions 2.11 SP1, 3.0

SYMPTOMS

When opening a second 5250 session with the Falcon 5250 emulator, the following error message may appear:

A General Protection fault occurred at 000B:21A8 in the following
module:
WDMOD.DLL.

CAUSE

The LU resource location optimization introduced into the SNA Server 2.11 Service Pack 1 (SP1) win3.x client caused this to occur. This optimization will be present in all future releases of SNA Server as well.

RESOLUTION

To work around this problem, do one of the following:

• Install the SNA Server 2.11 client in place of the SNA Server 2.11 SP1 client.
  
  -or-



• Apply the SNA Server 2.11 Windows 3.x hotfix, or upgrade the Windows 3.x client to SNA Server 3.0, and add the following entry in the [wnap] section of the win.ini:

  211ResLoc=Yes

STATUS

Microsoft has confirmed this to be a problem in SNA Server versions 2.11 Service Pack 1 (SP1) and 3.0. This problem was corrected in the latest Microsoft SNA Server 2.11 U.S. Service Pack. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base (without the spaces):

S E R V P A C K

Additional query words:

Keywords : kbnetwork sna3rdparty sna5250 snawin3x kbbug2.11.sp1 kbfix2.11.sp2
Version : WINDOWS:2.11 SP1,3.0
Platform : WINDOWS
Issue type :